Select AVS under File Type and specify the scalars you want in the Functions to Write list.
You have the option of exporting data at specified intervals during the calculation through the Solver/Execute Commands... menu option. See Section 4.12.18 for the complete details.
Click the Write... button to save the file, using the Select File dialog box. An AVS version 4 UCD file contains coordinate and connectivity information and specified scalar function data.
file/export/avs file name list-of-scalars q